Google Cloud Vertex AI SDK Stored Cross-Site Scripting Vulnerability

Vulnerability

A stored cross-site scripting vulnerability has been identified in the Google Cloud Vertex AI SDK (google-cloud-aiplatform) within the _genai/_evals_visualization component. This vulnerability affects versions 1.98.0 prior to 1.131.0. It allows an unauthenticated remote attacker to execute arbitrary JavaScript in a victim's Jupyter or Colab environment by injecting script escape sequences into model evaluation results or dataset JSON data.

Impact

Exploitation of this vulnerability allows for stored cross-site scripting, where injected scripts are executed in the context of the user viewing the affected Jupyter or Colab environment.

Added: Feb 20, 2026, 8:50 PM
Updated: Feb 20, 2026, 8:50 PM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
1.7
exploitability
6.0
remediation
0.0
relevance
3.2
threat
0.0
urgency
5.7
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.